Home / 180,973.80-271,566.54-75,783.96

Finding the Fourth Proportional to 180,973.80, 271,566.54 and 75,783.96

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Solution

The fourth proportional to 180,973.80, 271,566.54 and 75,783.96 is: 113,720.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,973.80 : 271,566.54 = 75,783.96 : x
  2. Step 2: Convert to fraction form
    180,973.80/271,566.54 = 75,783.96/x
  3. Step 3: Cross multiply
    180,973.80x = 271,566.54 × 75,783.96
  4. Step 4: Simplify right side
    180,973.80x = 20,580,387,804.70
  5. Step 5: Solve for x
    x = 20,580,387,804.70/180,973.80
  6. Step 6: Final answer
    x = 113,720.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.